arm64: dts: rockchip: change eth phy mode to rgmii-id for orangepi r1 plus lts

commit a6a7cba upstream.

In general the delay should be added by the PHY instead of the MAC,
and this improves network stability on some boards which seem to
need different delay.

Fixes: 387b3bb ("arm64: dts: rockchip: Add Xunlong OrangePi R1 Plus LTS")
Cc: [email protected] # 6.6+
Signed-off-by: Tianling Shen <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Heiko Stuebner <[email protected]>
[Fix conflicts due to missing dtsi conversion]
Signed-off-by: Tianling Shen <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Author: 1715173329

arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts

@@ -15,9 +15,11 @@
 };
 
 &gmac2io {
+	/delete-property/ tx_delay;
+	/delete-property/ rx_delay;
+
 	phy-handle = <&yt8531c>;
-	tx_delay = <0x19>;
-	rx_delay = <0x05>;
+	phy-mode = "rgmii-id";
 
 	mdio {
 		/delete-node/ ethernet-phy@1;